#include <stdio.h>

int main(int argc, char **argv)
{
    int speed;

    printf("Enter a wind speed in knots: ");
    scanf("%d", &speed);
    printf("Wind description: ");

    if (speed < 1)
    {
        printf("Calm\n");
    }
    else if (speed <= 3)
    {
        printf("Light air\n");
    }
    else if (speed <= 27)
    {
        printf("Breeze\n");
    }
    else if (speed <= 47)
    {
        printf("Gale\n");
    }
    else if (speed <= 63)
    {
        printf("Storm\n");
    }
    else
    {
        printf("Hurricane\n");
    }

    return 0;
}
